750 kV substation “Zaporizka”

The project provides for the following works:

Phase A:

• replacement of crushed stone ballast of the oil receiver;
• restoration of the oil collection pit;
• replacement of the fire extinguishing system and supports;
• dismantling of the reactor and relocation to a storage area;
• arrangement of a temporary storage area for dismantled reactors;
• installation of the reactor and busbar connections;
• commissioning works.

Phase B:

• replacement of crushed stone ballast of the oil receiver;
• restoration of the oil collection pit;
• dismantling of the reactor and relocation to a temporary storage area;
• dismantling of R-50 rail tracks;
• replacement of NSP slabs;
• dismantling and subsequent installation of 110 kV bus support structures – 3 units;
• replacement of up to 35 kV cable in the channel – 283 m;
• replacement of the fire extinguishing system and supports;
• dismantling and subsequent installation of dry pipe support;
• replacement of the crossing over dry pipe PS-1;
• installation of the reactor and busbar connections;
• commissioning works.

Phase C:

• replacement of crushed stone ballast of the oil receiver;
• restoration of the dry pipe surface;
• oil filling with degassing;
• replacement of the cooler;
• installation of a 750 kV surge arrester;
• laying of cable for the fire extinguishing system;
• commissioning works;
• installation of a fire shield.

Client: NPC “Ukrenergo”